Cairo

• Drawing a red triangle:

  • cairo_set_rgb_color (cr, 1.0, 0.0, 0.0);
  • cairo_move_to (cr, 50.0, 0.0);
  • cairo_line_to (cr, 100.0, 87.0);
  • cairo_line_to (cr, 0.0, 87.0);
  • cairo_close_path (cr);
  • cairo_fill (cr);